Resource exhaustion in Phpjabbers Hotel Booking System
CVE-2023-51297
A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Phpjabbers Hotel Booking System — versions 4.0
Weakness classification (CWE)
References
- www.phpjabbers.com/hotel-booking-system/ (Product)
- packetstormsecurity.com/files/176486/PHPJabbers-Hotel-Booking-System-4.0-Missin… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-51297?
- CVE-2023-51297 is a medium-severity vulnerability in Phpjabbers Hotel Booking System, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2025-02-19.
- How severe is CVE-2023-51297?
- Medium severity. CVSS v3 base score is 6.5 out of 10.